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Results: 1 to 20 of 452

1.

Xanthosine and xanthine. Substrate properties with purine nucleoside phosphorylases, and relevance to other enzyme systems.

Stoychev G, Kierdaszuk B, Shugar D.

Eur J Biochem. 2002 Aug;269(16):4048-57.

PMID:
12180982
[PubMed - indexed for MEDLINE]
Free Article
2.

Structural properties of the neutral and monoanionic forms of xanthosine, highly relevant to their substrate properties with various enzyme systems.

Poznanski J, Kierdaszuk B, Shugar D.

Nucleosides Nucleotides Nucleic Acids. 2003 Mar;22(3):249-63.

PMID:
12816384
[PubMed - indexed for MEDLINE]
3.
4.

Role of ionization of the phosphate cosubstrate on phosphorolysis by purine nucleoside phosphorylase (PNP) of bacterial (E. coli) and mammalian (human) origin.

Modrak-Wójcik A, Kirilenko A, Shugar D, Kierdaszuk B.

Eur Biophys J. 2008 Feb;37(2):153-64. Epub 2007 Jul 17.

PMID:
17639373
[PubMed - indexed for MEDLINE]
6.

Fluorescence studies of calf spleen purine nucleoside phosphorylase (PNP) complexes with guanine and 9-deazaguanine.

Stepniak K, Zinić B, Wierzchowski J, Bzowska A.

Nucleosides Nucleotides Nucleic Acids. 2007;26(6-7):841-7.

PMID:
18066911
[PubMed - indexed for MEDLINE]
7.

Purine nucleoside phosphorylase: inhibition by purine N(7)- and N(9)-acyclonucleosides; and substrate properties of 7-beta-D-ribofuranosylguanine and 7-beta-D-ribofuranosylhypoxanthine.

Bzowska A, Ananiev AV, Ramzaeva N, Alksins E, Maurins JA, Kulikowska E, Shugar D.

Biochem Pharmacol. 1994 Aug 30;48(5):937-47.

PMID:
8093106
[PubMed - indexed for MEDLINE]
8.

Nicotinamide riboside, an unusual, non-typical, substrate of purified purine-nucleoside phosphorylases.

Wielgus-Kutrowska B, Kulikowska E, Wierzchowski J, Bzowska A, Shugar D.

Eur J Biochem. 1997 Jan 15;243(1-2):408-14.

PMID:
9030766
[PubMed - indexed for MEDLINE]
Free Article
9.

Escherichia coli purine nucleoside phosphorylase II, the product of the xapA gene.

Dandanell G, Szczepanowski RH, Kierdaszuk B, Shugar D, Bochtler M.

J Mol Biol. 2005 Apr 22;348(1):113-25.

PMID:
15808857
[PubMed - indexed for MEDLINE]
10.

Kinetics of phosphorolysis of 3-(beta-D-ribofuranosyl)adenine and 3-(beta-D-ribofuranosyl)hypoxanthine, non-conventional substrates of purine-nucleoside phosphorylase.

Bzowska A, Kulikowska E, Poopeiko NE, Shugar D.

Eur J Biochem. 1996 Jul 1;239(1):229-34.

PMID:
8706713
[PubMed - indexed for MEDLINE]
Free Article
11.

Properties of two unusual, and fluorescent, substrates of purine-nucleoside phosphorylase: 7-methylguanosine and 7-methylinosine.

Kulikowska E, Bzowska A, Wierzchowski J, Shugar D.

Biochim Biophys Acta. 1986 Dec 12;874(3):355-63.

PMID:
3098294
[PubMed - indexed for MEDLINE]
12.

Fluorescence emission properties of 8-azapurines and their nucleosides, and application to the kinetics of the reverse synthetic reaction of purine nucleoside phosphorylase.

Wierzchowski J, Wielgus-Kutrowska B, Shugar D.

Biochim Biophys Acta. 1996 May 21;1290(1):9-17.

PMID:
8645713
[PubMed - indexed for MEDLINE]
13.

Interactions of calf spleen purine nucleoside phosphorylase with 8-azaguanine, and a bisubstrate analogue inhibitor: implications for the reaction mechanism.

Wierzchowski J, Bzowska A, Stepniak K, Shugar D.

Z Naturforsch C. 2004 Sep-Oct;59(9-10):713-25.

PMID:
15540606
[PubMed - indexed for MEDLINE]
14.

Profiles of purine biosynthesis, salvage and degradation in disks of potato (Solanum tuberosum L.) tubers.

Katahira R, Ashihara H.

Planta. 2006 Dec;225(1):115-26. Epub 2006 Jul 15.

PMID:
16845529
[PubMed - indexed for MEDLINE]
15.
16.

Interactions of calf spleen purine nucleoside phosphorylase with formycin B and its aglycone - spectroscopic and kinetic studies.

Wierzchowski J, Iwanska B, Bzowska A, Shugar D.

Nucleosides Nucleotides Nucleic Acids. 2007;26(6-7):849-54.

PMID:
18066912
[PubMed - indexed for MEDLINE]
17.

Kinetic properties of Cellulomonas sp. purine nucleoside phosphorylase with typical and non-typical substrates: implications for the reaction mechanism.

Wielgus-Kutrowska B, Bzowska A.

Nucleosides Nucleotides Nucleic Acids. 2005;24(5-7):471-6.

PMID:
16247973
[PubMed - indexed for MEDLINE]
18.

Crystal structure of the purine nucleoside phosphorylase (PNP) from Cellulomonas sp. and its implication for the mechanism of trimeric PNPs.

Tebbe J, Bzowska A, Wielgus-Kutrowska B, Schröder W, Kazimierczuk Z, Shugar D, Saenger W, Koellner G.

J Mol Biol. 1999 Dec 17;294(5):1239-55.

PMID:
10600382
[PubMed - indexed for MEDLINE]
19.

Monomeric purine nucleoside phosphorylase from rabbit liver. Purification and characterization.

Lewis AS, Glantz MD.

J Biol Chem. 1976 Jan 25;251(2):407-13.

PMID:
1390
[PubMed - indexed for MEDLINE]
Free Article
20.

Interaction of Escherichia coli purine nucleoside phosphorylase (PNP) with the cationic and zwitterionic forms of the fluorescent substrate N(7)-methylguanosine.

Stoychev G, Kierdaszuk B, Shugar D.

Biochim Biophys Acta. 2001 Jan 12;1544(1-2):74-88.

PMID:
11341918
[PubMed - indexed for MEDLINE]
Free Article

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